| Company Name | Type | Status |
|---|---|---|
| TTP TELEPHONE LIMITED | Private company limited by shares | Dissolved |
| PACIFIC TELEPHONE COMPANY LIMITED | Private company limited by shares | Dissolved |
| TEC TELEPHONE SERVICE LIMITED | Private company limited by shares | Live |
| TELEPHONE SERVICE SYSTEM LIMITED | Private company limited by shares | Live |
| TUBAL TELEPHONE LIMITED | Private company limited by shares | Dissolved |